AFTER DESCENT FROM 5500 FT. MSL CRUISE ALT TO 3200 MSL TRAFFIC PATTERN ALT, THE PILOT APPLIED THROTTLE ON BASE LEG AND THE ENGINE QUIT. HE WAS NOT ABLE TO REACH THE RUNWAY DUE TO STRONG WINDS AND ELECTED TO TURN DOWNWIND TO AVOID POWER LINES AND BUILDINGS. THE ACFT IMPACTED THE GROUND WHILE TRAVELING DOWNWIND, AND THE LANDING GEAR COLLAPSED. THE ENGINE RAN NORMALLY WHEN TESTED AFTER THE ACCIDENT.